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Decider 1 27B

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Decider 1 27B is Perplexity's language model with a 262K context window, starting at $0.02 / 1M input. A 27B-parameter decision-making LLM from Perplexity designed for structured evaluation and classification tasks.
Specifications
Canonical IDperplexity-decider-1-27b
TypeLanguage
StatusActive
CreatorPerplexityPerplexity
Providers
Context Window262K tokens
Input ModalitiesText
Output ModalitiesText
Parameters27B

Capabilities

Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandardBatch
Input
$ / 1M
Input
$ / 1M
Perplexity logo
Perplexity
pplx-decider-v1-27b
$0.02$0.01

Cost Calculator

US Dollar ($)
Preset:

Cheapest Instances to Run It

Cloud GPU instances that can host Decider 1 27B, ranked by cheapest on-demand price. The model needs about 65 GB of GPU memory at FP16 precision (estimated from its parameter count), so treat the fit as guidance rather than a guarantee.

All clouds
FP16 (full precision)
US Dollar ($)
Instance
Cloud
GPU
VRAM
Price
Cheapest region
Standard_NP20sAzure2× AMD Alveo U250 FPGA (64GB)128 GB$3.30/hr
g7e.2xlargeAWSRTX PRO Server 600096 GB$3.36/hr
Standard_NC24ads_A100_v4AzureNVIDIA A10080 GB$3.67/hr
7 more instances can run Decider 1 27B
Unlock the full ranked list and FP8 / INT4 quantization with a CloudPrice subscription.

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Decider 1 27B—262K$0.020—Current
Decider 1.1 27B—262K$0.020—Available

Model IDs

perplexity-decider-1-27b
perplexity/pplx-decider-v1-27b